Biden surges post-S.C. primary in new Hill/HarrisX poll

Former Vice President Joe BidenJoe BidenSenate Republicans face tough decision on replacing Ginsburg What Senate Republicans have said about election-year Supreme Court vacancies Biden says Ginsburg successor should be picked by candidate who wins on Nov. 3 MORE leads in a new Hill/HarrisX Democratic Preference poll, surging after his forceful performance in the South Carolina primary this past Saturday. 

After steadily declining in the national poll for weeks following his lackluster showings in Iowa, New Hampshire, and Nevada, Biden received 28 percent in the March 1-2 survey, an 11 percentage point jump from last week

Democratic rival, Sen. Bernie SandersBernie SandersKenosha will be a good bellwether in 2020 Biden's fiscal program: What is the likely market impact? McConnell accuses Democrats of sowing division by 'downplaying progress' on election security MORE (I-Vt.) dipped 5 points in the poll to 23 percent. Billionaire Michael BloombergMichael BloombergTop Democratic super PAC launches Florida ad blitz after Bloomberg donation The Hill's 12:30 Report - Presented by Facebook - Latest with the COVID-19 relief bill negotiations The Memo: 2020 is all about winning Florida MORE trails at 20 percent. 

Super Tuesday will be the first time Bloomberg, the former mayor of New York, will be on the ballot. He skipped the first four contests.

Sen. Elizabeth WarrenElizabeth WarrenBiden's fiscal program: What is the likely market impact? Warren, Schumer introduce plan for next president to cancel ,000 in student debt The Hill's 12:30 Report - Presented by Facebook - Don't expect a government check anytime soon MORE (D-Mass.), who has yet to turn in formidable results in the early voting contests, won 11 percent, a 3-point tick up from last week. 

Rep. Tulsi GabbardTulsi GabbardRepublicans call on DOJ to investigate Netflix over 'Cuties' film Hispanic Caucus campaign arm endorses slate of non-Hispanic candidates Gabbard says she 'was not invited to participate in any way' in Democratic convention MORE (D-Hawaii) received 2 percent support and 10 percent of voters are still unsure.

The poll was conducted nationally among registered voters prior to Sen. Amy KlobucharAmy KlobucharThe Hill's Morning Report - Sponsored by The Air Line Pilots Association - White House moves closer to Pelosi on virus relief bill EPA delivers win for ethanol industry angered by waivers to refiners It's time for newspapers to stop endorsing presidential candidates MORE (D-Mnn.) announcing that she would be leaving the horse race. She received 3 percent. 

This survey aligns with a slew of new data finding a significant surge in support for Biden ahead of tonight's Super Tuesday contests where approximately one-third of all pledged the delegates will be up for grabs

The Hill-HarrisX poll was conducted online among 453 registered Democratic and Democratic-leaning independent voters between March 1 and 2. It has a margin of error of plus or minus 4.6 percentage points. 

—Gabriela Schulte